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<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="https://cdn.jsdelivr.net/npm/vue@2.6.10/dist/vue.js"></script>
</head>

<body>
  <div id="root">
    <img v-bind:src="imgSrc" :alt="msg" v-bind:width="imgWidth">
  </div>
  <script>
    Vue.config.productionTip = false;	 // 阻止 Vue在启动时生成生产提示
    
    const vm = new Vue({
      el: "#root", // 挂载的容器
      data() { // 数据
        return {
          msg: "hello",
          imgSrc: "https://t7.baidu.com/it/u=1951548898,3927145&fm=193&f=GIF",
          imgWidth: 200,
        }
      }
    })
</script>
</body>

</html>